Sierra Designs Nitro 15

Regular Long Weight 2 lb 2 oz / 960 g 2 lb 5 oz / 1000 g Fill Weight 1 lb 4 oz / 570 g 1 lb 6 oz / 620 g Temperature Rating 15° F / – 9° C 15° F / – 9° C EN Comfort 28° F / – 2° C 28° F / – 2° C EN Lower Limit 16° F / – 9° C 16° F / – 9° C EN Extreme – 17° F / – 27° C – 17° F / – 27° C Fill 800 Fill-Power Down 800 Fill-Power Down Shape Mummy Mummy Max User Height 6 ft / 180 cm 6 ft 6 in / 200 cm Shoulder Girth 53 – 60 in / 130 – 150 cm 55 – 62 in / 140 – 160 cm Hip Girth 50 – 57 in / 130 – 140 cm 52 – 59 in / 130 – 150 cm Foot Girth 35 in / 89 cm 37 in / 94 cm